Certified Diesel

Certified Diesel Diesel Truck Repair & Diagnostics | Spartanburg, SC
We Service: Cummins • Powerstroke • Duramax
Follow Us for Weekly Diesel Tips👇

Your truck isn’t just another job to us. We treat every repair with the same care and attention we’d expect for our own ...
07/19/2026

Your truck isn’t just another job to us. We treat every repair with the same care and attention we’d expect for our own vehicles. Honest work. Quality repairs. Done right the first time. 💪

07/19/2026

What do you do when you check everything on your truck, and it all looks fine?

Stay tuned for part 2 💪

07/19/2026

This is a problem we’ve been seeing in GMCs and Chevrolets… and here’s how we’re fixing it. 💪

If you’re having an issue like this, give us a call at 864-345-4568, and we’ll get this fixed for you so you can get back on the road (with no blinker issues).

07/19/2026

Here’s Dennis’s favorite diesel… 💪

What are your thoughts?

07/12/2026

We're sick of taking your hard-earned money for this simple mistake...

Two words: air filters. ⚠️

07/11/2026

Ford put out a service bulletin for this...

Here's what you need to know. ⚠️

07/10/2026

You heard us right...

this doesn't even need a caption. 😂

What are you driving? 👇Duramax • Cummins • Power StrokeNo matter what’s under the hood, Certified Diesel is here to keep...
07/09/2026

What are you driving? 👇
Duramax • Cummins • Power Stroke

No matter what’s under the hood, Certified Diesel is here to keep it running strong.

07/05/2026

We weren’t expecting THIS to solve our AC line problem, but here we are…

We tried ordering a replacement part, but it didn’t end up working out, so we tried this instead (also, heads up: this isn’t sponsored, but this part is just that good). 💪

250 years. Some things change. Some things don't.Hard work still matters. Showing up still matters. Doing the job right ...
07/04/2026

250 years. Some things change. Some things don't.

Hard work still matters. Showing up still matters. Doing the job right still matters. Grateful for this country, and grateful for every customer who trusts us to keep them on the road.

Happy 4th of July from all of us at Certified Diesel.

Address

2209 Highway 292
Inman, SC
29349

Opening Hours

Monday 7:45am - 5:30pm
Tuesday 7:45am - 5:30pm
Wednesday 7:45am - 5:30pm
Thursday 7:45am - 5:30pm
Friday 7:45am - 12pm

Telephone

+18643454568

Website

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